57129215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79901}}^1$

素因数の和:79930

約数の個数: 16

約数和(自身を含む): 80541216

約数和(自身を除く): 23412001

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 79901, 399505, 878911, 1038713, 4394555, 5193565, 11425843, 57129215]

約数ペア:

[(1, 57129215), (5, 11425843), (11, 5193565), (13, 4394555), (55, 1038713), (65, 878911), (143, 399505), (715, 79901)]